In: Finance
| A/c balance after 4 years | P×[(1+r)^n-1]÷r | |
| Here, | ||
| A | Interest rate per annum | 4.8% |
| B | Number of years | 4 |
| C | Number of payments per per annum | 52 |
| A÷C | Interest rate per period ( r) | 0.09% |
| B×C | Number of periods (n) | 208 |
| Payment per period (P) | $ 50 | |
| A/c balance after 4 years | $ 11,459.67 | |
| 50×((1+0.09%)^208-1)÷0.09% |